Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual foi a classificação do episódio Wonder Drug?
 ###Tabelas: CREATE TABLE most_starts_from_front_row_in_a_season (most_starts_from_front_row_in_a_season_id AUTO_INCREMENT PRIMARY KEY, Driver VARCHAR, Season VARCHAR, Entries INT, Front row starts INT, Percentage VARCHAR) CREATE TABLE 2008_boys'_team (2008_boys'_team_id AUTO_INCREMENT PRIMARY KEY, Player VARCHAR, Height VARCHAR, School VARCHAR, Hometown VARCHAR, College VARCHAR, NBA Draft VARCHAR) CREATE TABLE ap_poll (ap_poll_id AUTO_INCREMENT PRIMARY KEY, Week 2 Sept 7 VARCHAR, Week 3 Sept 14 VARCHAR, Week 4 Sept 21 VARCHAR, Week 5 Sept 28 VARCHAR, Week 6 Oct 5 VARCHAR, Week 7 Oct 12 VARCHAR, Week 10 Nov 2 VARCHAR, Week 12 Nov 16 VARCHAR, Week 14 Nov 30 VARCHAR, Week 15 Dec 7 VARCHAR, Week 16 (Final) Jan 9 VARCHAR) CREATE TABLE list_of_asian_countries_by_gdp_per_capita (list_of_asian_countries_by_gdp_per_capita_id AUTO_INCREMENT PRIMARY KEY, Asian rank INT, World rank INT, Country VARCHAR, GDP per capita VARCHAR, GDP world rank VARCHAR) CREATE TABLE episode_ratings (episode_ratings_id AUTO_INCREMENT PRIMARY KEY, Episode No. VARCHAR, Airdate VARCHAR, Time VARCHAR, Ratings (5 capital cities) INT, Timeslot rank VARCHAR, Overall nightly rank VARCHAR)  
SELECT Ratings (5 capital cities) FROM episode_ratings WHERE Episode No. = wonder drug